[U-Boot] [PATCH 3/3] imx:mx6 set normal APS and standby PFM mode

Peng Fan Peng.Fan at freescale.com
Thu Jan 8 14:00:38 CET 2015


To normal mode, use APS switching mode.
To standy mode, use PFM switching mode.

Signed-off-by: Peng Fan <Peng.Fan at freescale.com>
---
 board/freescale/mx6qsabreauto/mx6qsabreauto.c | 5 +++++
 board/freescale/mx6sabresd/mx6sabresd.c       | 6 +++++-
 board/freescale/mx6sxsabresd/mx6sxsabresd.c   | 6 +++++-
 3 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/board/freescale/mx6qsabreauto/mx6qsabreauto.c b/board/freescale/mx6qsabreauto/mx6qsabreauto.c
index 59387ff..b29ff2b 100644
--- a/board/freescale/mx6qsabreauto/mx6qsabreauto.c
+++ b/board/freescale/mx6qsabreauto/mx6qsabreauto.c
@@ -515,11 +515,16 @@ int board_spi_cs_gpio(unsigned bus, unsigned cs)
 int power_init_board(void)
 {
 	struct pmic *p;
+	unsigned int ret;
 
 	p = pfuze_common_init(I2C_PMIC);
 	if (!p)
 		return -ENODEV;
 
+	ret = pfuze_mode_init(p, APS_PFM);
+	if (ret < 0)
+		return -EIO;
+
 	return 0;
 }
 
diff --git a/board/freescale/mx6sabresd/mx6sabresd.c b/board/freescale/mx6sabresd/mx6sabresd.c
index 2f7198d..59544d9 100644
--- a/board/freescale/mx6sabresd/mx6sabresd.c
+++ b/board/freescale/mx6sabresd/mx6sabresd.c
@@ -631,12 +631,16 @@ int board_init(void)
 int power_init_board(void)
 {
 	struct pmic *p;
-	unsigned int reg;
+	unsigned int reg, ret;
 
 	p = pfuze_common_init(I2C_PMIC);
 	if (!p)
 		return -ENODEV;
 
+	ret = pfuze_mode_init(p, APS_PFM);
+	if (ret < 0)
+		return -EIO;
+
 	/* Increase VGEN3 from 2.5 to 2.8V */
 	pmic_reg_read(p, PFUZE100_VGEN3VOL, &reg);
 	reg &= ~LDO_VOL_MASK;
diff --git a/board/freescale/mx6sxsabresd/mx6sxsabresd.c b/board/freescale/mx6sxsabresd/mx6sxsabresd.c
index 5cc58ac..fbf3337 100644
--- a/board/freescale/mx6sxsabresd/mx6sxsabresd.c
+++ b/board/freescale/mx6sxsabresd/mx6sxsabresd.c
@@ -199,12 +199,16 @@ static struct i2c_pads_info i2c_pad_info1 = {
 int power_init_board(void)
 {
 	struct pmic *p;
-	unsigned int reg;
+	unsigned int reg, ret;
 
 	p = pfuze_common_init(I2C_PMIC);
 	if (!p)
 		return -ENODEV;
 
+	ret = pfuze_mode_init(p, APS_PFM);
+	if (ret < 0)
+		return -EIO;
+
 	/* Enable power of VGEN5 3V3, needed for SD3 */
 	pmic_reg_read(p, PFUZE100_VGEN5VOL, &reg);
 	reg &= ~LDO_VOL_MASK;
-- 
1.8.4




More information about the U-Boot mailing list